package com.baizhi.dao;

import com.baizhi.entity.Emp;

import java.util.List;

public interface EmpDao {
    public List<Emp> selectAll();
    public void  delete(String id);
    //查一个
    public Emp  selectOne(String id);
    //修改
    public void  update(Emp emp);
    //添加
    public void  insert(Emp emp);

}
